Item # NH321, Cylindrical Roller Bearing w/ One Lip Inner Ring w/ Outer Ring & Roller Assembly, Separate Thrust Collar- NH Series On NTN Bearing Corp. of America

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	Item # NH321, Cylindrical Roller Bearing w/ One Lip Inner Ring w/ Outer Ring & Roller Assembly, Separate Thrust Collar- NH Series

Unit of Measure: Imperial Metric Both

Order Now · Technical Specifications · Dimensional Specifications

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Ordering Options		Find a Distributor Contact NTN Customer Support Specialist Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type		Cylindrical Roller Bearing

Bore Type		Round

Material		Hardened Alloy Steel

Cage Material		Pressed Steel

Configuration		One

Tolerance		ISO Class 0 (RBEC 1)

Oil Hole		w/o Oil Hole

Radial Internal Clearance		CN

Static Load Rating		81000 lbf 360000 N 360.00 kN

Dynamic Load Rating		72000 lbf 320000 N 320.00 kN

Enclosure		Open

Operating Temperature Range		-40 to 250 ºF -40 to 120 ºC

Dimensional Specifications

		Cylindrical Roller Bearing w/ One Lip Inner Ring w/ Outer Ring & Roller Assembly, Separate Thrust Collar- NH Series - Dimensions larger image

d		4.1339 in 105.000 mm

D		8.8583 in 225.000 mm

B		1.9291 in 49.000 mm

Fw		5.3150 in 135.000 mm

d1		5.7874 in 147.000 mm

B1		0.5118 in 13.000 mm

B2		0.8858 in 22.500 mm

J		5.7874 in 147.000 mm

r		0.0984 in 2.500 mm

r1		0.1181 in 3.000 mm

da min		4.6457 in 118.000 mm

db min		4.6457 in 118.000 mm

Da max		8.3465 in 212.000 mm

Db max		8.3465 in 212.000 mm

Db min		7.8346 in 199.000 mm

Item # NH321, Cylindrical Roller Bearing w/ One Lip Inner Ring w/ Outer Ring & Roller Assembly, Separate Thrust Collar- NH Series